[PATCH v2 2/3] arm64: dts: marvell: AC5: use I2C unstuck function

From: Chris Packham
Date: Thu Oct 05 2023 - 20:36:43 EST


The AC5 SoC supports using a controller based I2C unstuck function for
recovery. Use this instead of the generic GPIO recovery.

Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi b/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi
index c9ce1010c415..e52d3c3496d5 100644
--- a/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi
+++ b/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi
@@ -137,7 +137,7 @@ mdio: mdio@22004 {

i2c0: i2c@11000{
compatible = "marvell,mv78230-i2c";
- reg = <0x11000 0x20>;
+ reg = <0x11000 0x20>, <0x110a0 0x4>;
#address-cells = <1>;
#size-cells = <0>;

@@ -146,17 +146,14 @@ i2c0: i2c@11000{
interrupts = <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency=<100000>;

- pinctrl-names = "default", "gpio";
+ pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
- pinctrl-1 = <&i2c0_gpio>;
- scl-gpios = <&gpio0 26 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
- sda-gpios = <&gpio0 27 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "disabled";
};

i2c1: i2c@11100{
compatible = "marvell,mv78230-i2c";
- reg = <0x11100 0x20>;
+ reg = <0x11100 0x20>, <0x110a4 0x4>;
#address-cells = <1>;
#size-cells = <0>;

@@ -165,11 +162,8 @@ i2c1: i2c@11100{
interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency=<100000>;

- pinctrl-names = "default", "gpio";
+ pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
- pinctrl-1 = <&i2c1_gpio>;
- scl-gpios = <&gpio0 20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
- sda-gpios = <&gpio0 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "disabled";
};

--
2.42.0